TCAP Review: Products & Reactants (9.10)

Front

What are reactants in a chemical equation?

Back

Reactants are the substances that undergo a chemical change in a reaction, found on the left side of a chemical equation.

Front

What are products in a chemical equation?

Back

Products are the substances that are formed as a result of a chemical reaction, found on the right side of a chemical equation.

Front

In the equation 2H₂ + O₂ → 2H₂O, what are the reactants?

Back

The reactants are 2H₂ (hydrogen) and O₂ (oxygen).

Front

In the equation 2H₂ + O₂ → 2H₂O, what is the product?

Back

The product is 2H₂O (water).

Front

What does the arrow (→) in a chemical equation represent?

Back

The arrow represents the direction of the reaction, indicating that reactants are transformed into products.

Front

True or False: The reactants are always on the right side of a chemical equation.

Back

False. The reactants are always on the left side of a chemical equation.

Front

What is the term for the left side of a chemical equation?

Back

The left side of a chemical equation is called the reactants.

Front

What is the term for the right side of a chemical equation?

Back

The right side of a chemical equation is called the products.

Front

In a balanced chemical equation, what must be true about the number of atoms of each element?

Back

The number of atoms of each element must be the same on both sides of the equation.

Front

What is the purpose of balancing a chemical equation?

Back

The purpose of balancing a chemical equation is to obey the law of conservation of mass, ensuring that matter is neither created nor destroyed.